/* ==========================================================================
   Summit Roofing — Home Exterior Contractor Template
   ========================================================================== */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f3;
  --color-bg-dark: #1c1c1c;
  --color-bg-dark-alt: #2a2a2a;
  --color-text: #4a4a4a;
  --color-text-light: #777777;
  --color-text-on-dark: #b5b5b5;
  --color-heading: #1c1c1c;
  --color-heading-on-dark: #ffffff;
  --color-accent: #cc2c2c;
  --color-accent-dark: #a82020;
  --color-accent-light: #fce8e8;
  --color-success: #2ecc71;
  --color-border: #e5e5e2;
  --color-border-dark: #333333;
  --color-white: #ffffff;
  --color-star: #f5a623;

  --font-heading: 'DM Sans', -apple-system, sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  --fs-display: clamp(2.6rem, 5vw, 3.8rem);
  --fs-h1: clamp(2rem, 4vw, 2.8rem);
  --fs-h2: clamp(1.5rem, 3vw, 2rem);
  --fs-h3: clamp(1.05rem, 1.5vw, 1.2rem);
  --fs-body: 0.95rem;
  --fs-small: 0.85rem;
  --fs-nav: 0.78rem;

  --section-padding: clamp(4rem, 8vw, 6rem);
  --container-max: 1200px;
  --gap: 2rem;

  --transition: 0.3s ease;
  --transition-slow: 0.5s ease;
  --radius: 8px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gap);
}

section { padding: var(--section-padding) 0; }

/* ---------- Utility ---------- */
.section-label {
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: 0.6rem;
}

.text-center { text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 700;
  padding: 0.9em 2em;
  border-radius: var(--radius);
  transition: all var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--color-heading);
  border-color: var(--color-heading);
}

.btn--outline:hover {
  background: var(--color-heading);
  color: var(--color-white);
}

.btn--outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}

.btn--outline-light:hover {
  background: var(--color-white);
  color: var(--color-heading);
}

.btn--large { font-size: var(--fs-body); padding: 1em 2.5em; }

/* ---------- Top Bar ---------- */
.top-bar {
  background: var(--color-bg-dark);
  padding: 0.5rem 0;
  font-size: var(--fs-small);
  color: var(--color-text-on-dark);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar__links { display: flex; gap: 1.5rem; }
.top-bar__links a { color: var(--color-text-on-dark); }
.top-bar__links a:hover { color: var(--color-white); }

.top-bar__phone {
  font-weight: 700;
  color: var(--color-white);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 0.8rem 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--color-heading);
  letter-spacing: -0.01em;
}

.logo span { color: var(--color-accent); }

.main-nav { display: flex; align-items: center; gap: 2rem; }

.main-nav a {
  font-family: var(--font-heading);
  font-size: var(--fs-nav);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
}

.main-nav a:hover, .main-nav a.active { color: var(--color-heading); }
.main-nav .btn { padding: 0.6em 1.5em; }
.main-nav .btn--primary { color: var(--color-white); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-heading);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg-dark);
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  padding: 4rem 0;
}

.hero__content .section-label { color: var(--color-accent); }

.hero__content h1 {
  font-size: var(--fs-display);
  color: var(--color-white);
  margin-bottom: 1.2rem;
  font-weight: 800;
}

.hero__content p {
  color: var(--color-text-on-dark);
  font-size: 1.05rem;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero__ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---------- Trust Bar ---------- */
.trust-bar {
  background: var(--color-bg-alt);
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-border);
}

.trust-bar .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-heading);
}

.trust-badge__icon {
  font-size: 1.2rem;
}

.trust-badge__detail {
  font-weight: 400;
  color: var(--color-text-light);
  font-size: 0.75rem;
}

/* ---------- Services Grid ---------- */
.services-overview { background: var(--color-bg); }

.services-overview__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.services-overview__header h2 { margin-bottom: 0.8rem; }

.services-overview__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
}

.service-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover img { transform: scale(1.05); }

.service-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.1) 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
}

.service-card__overlay h3 {
  color: var(--color-white);
  font-size: var(--fs-h3);
  margin-bottom: 0.3rem;
}

.service-card__overlay p {
  color: rgba(255,255,255,0.7);
  font-size: var(--fs-small);
  margin-bottom: 0.8rem;
}

.service-card__overlay .btn { font-size: 0.72rem; padding: 0.5em 1.2em; }

/* ---------- Why Choose Us ---------- */
.why-us {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.why-us__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.why-us__header h2 { color: var(--color-heading-on-dark); margin-bottom: 0.8rem; }

.why-us__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.why-us__item { text-align: center; }

.why-us__icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
  color: var(--color-accent);
}

.why-us__item h3 {
  color: var(--color-heading-on-dark);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.why-us__item p { font-size: var(--fs-small); }

/* ---------- Stats ---------- */
.stats {
  background: var(--color-accent);
  padding: 3rem 0;
}

.stats .container {
  display: flex;
  justify-content: center;
  gap: 5rem;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
  color: var(--color-white);
}

.stat__number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.3rem;
}

.stat__label {
  font-size: var(--fs-small);
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- Testimonials ---------- */
.testimonials { background: var(--color-bg-alt); }

.testimonials__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.testimonials__header h2 { margin-bottom: 0.8rem; }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.testimonial-card__stars {
  color: var(--color-star);
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
}

.testimonial-card p {
  font-size: var(--fs-small);
  margin-bottom: 1.2rem;
  line-height: 1.8;
  font-style: italic;
}

.testimonial-card__author { font-weight: 700; color: var(--color-heading); font-size: var(--fs-small); }
.testimonial-card__detail { font-size: 0.75rem; color: var(--color-text-light); }

/* ---------- CTA Band ---------- */
.cta-band {
  position: relative;
  padding: var(--section-padding) 0;
  text-align: center;
  overflow: hidden;
  background: var(--color-bg-dark);
}

.cta-band__bg {
  position: absolute;
  inset: 0;
}

.cta-band__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
}

.cta-band__content {
  position: relative;
  z-index: 1;
}

.cta-band h2 {
  color: var(--color-white);
  margin-bottom: 1rem;
  font-size: var(--fs-h1);
}

.cta-band p {
  color: var(--color-text-on-dark);
  max-width: 500px;
  margin: 0 auto 2rem;
}

/* ---------- Service Areas ---------- */
.areas { background: var(--color-bg); }

.areas__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.areas__header h2 { margin-bottom: 0.8rem; }

.areas__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  max-width: 900px;
  margin: 0 auto;
}

.areas__item {
  background: var(--color-bg-alt);
  padding: 0.8rem 1.2rem;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-small);
  color: var(--color-heading);
  border-radius: var(--radius);
  transition: background var(--transition);
}

.areas__item:hover {
  background: var(--color-accent-light);
}

/* ---------- Page Hero ---------- */
.page-hero {
  position: relative;
  padding: 8rem 0 3.5rem;
  background: var(--color-bg-dark);
  overflow: hidden;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
}

.page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}

.page-hero__content { position: relative; z-index: 1; }
.page-hero h1 { color: var(--color-white); margin-bottom: 0.8rem; }
.page-hero p { color: var(--color-text-on-dark); max-width: 550px; }

/* ---------- Service Detail ---------- */
.service-detail { background: var(--color-bg); }

.service-detail__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.service-detail:nth-child(even) .service-detail__grid { direction: rtl; }
.service-detail:nth-child(even) .service-detail__grid > * { direction: ltr; }

.service-detail__image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
}

.service-detail__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-detail__content .section-label { margin-bottom: 0.6rem; }
.service-detail__content h2 { margin-bottom: 0.8rem; }
.service-detail__content p { margin-bottom: 1rem; }

.service-detail__list { margin-bottom: 1.5rem; }

.service-detail__list li {
  padding: 0.35rem 0 0.35rem 1.5rem;
  position: relative;
  font-size: var(--fs-small);
}

.service-detail__list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* ---------- About ---------- */
.about-intro { background: var(--color-bg); }

.about-intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-intro__image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
}

.about-intro__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-intro__content .section-label { margin-bottom: 0.6rem; }
.about-intro__content h2 { margin-bottom: 0.8rem; }
.about-intro__content p { margin-bottom: 1rem; }

/* Values */
.values { background: var(--color-bg-alt); }

.values__header {
  text-align: center;
  max-width: 550px;
  margin: 0 auto 3rem;
}

.values__header h2 { margin-bottom: 0.8rem; }

.values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.value-card {
  text-align: center;
  padding: 2rem;
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.value-card__icon { font-size: 2rem; margin-bottom: 0.8rem; }
.value-card h3 { margin-bottom: 0.5rem; }
.value-card p { font-size: var(--fs-small); }

/* ---------- Contact ---------- */
.contact-section { background: var(--color-bg); }

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact__info h2 { margin-bottom: 1rem; }
.contact__info p { margin-bottom: 2rem; }

.contact__detail { margin-bottom: 1.5rem; }

.contact__detail h4 {
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.2rem;
}

.contact__form .form-group { margin-bottom: 1.2rem; }

.contact__form label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  margin-bottom: 0.4rem;
}

.contact__form input,
.contact__form select,
.contact__form textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-heading);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color var(--transition);
}

.contact__form input:focus,
.contact__form select:focus,
.contact__form textarea:focus {
  border-color: var(--color-accent);
}

.contact__form textarea { min-height: 120px; resize: vertical; }

/* ---------- Financing ---------- */
.financing { background: var(--color-bg); }

.financing__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.financing__content .section-label { margin-bottom: 0.6rem; }
.financing__content h2 { margin-bottom: 0.8rem; }
.financing__content p { margin-bottom: 1rem; }

.financing__highlights {
  margin-bottom: 1.5rem;
}

.financing__highlights li {
  padding: 0.5rem 0 0.5rem 1.5rem;
  position: relative;
  font-size: var(--fs-small);
  font-weight: 500;
}

.financing__highlights li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.financing__image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-light);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  padding: 4rem 0 1.5rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.site-footer__brand .logo { color: var(--color-white); margin-bottom: 1rem; }
.site-footer__brand p { font-size: var(--fs-small); line-height: 1.8; }

.site-footer h4 {
  color: var(--color-white);
  font-size: var(--fs-small);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.site-footer__links a {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-text-on-dark);
  margin-bottom: 0.5rem;
}

.site-footer__links a:hover { color: var(--color-accent); }

.site-footer__locations { font-size: var(--fs-small); }

.site-footer__locations p {
  margin-bottom: 0.8rem;
}

.site-footer__locations strong { color: var(--color-white); }

.site-footer__bottom {
  border-top: 1px solid var(--color-border-dark);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-small);
}

.site-footer__bottom a { color: var(--color-text-on-dark); }
.site-footer__bottom a:hover { color: var(--color-white); }

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services-overview__grid { grid-template-columns: repeat(2, 1fr); }
  .why-us__grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
    background: var(--color-white); flex-direction: column; justify-content: center;
    gap: 2rem; padding: 2rem; transition: right var(--transition);
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
  }
  .main-nav.open { right: 0; }
  .nav-toggle { display: flex; z-index: 101; }

  .hero { min-height: 60vh; }
  .services-overview__grid { grid-template-columns: 1fr; }
  .why-us__grid { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .service-detail__grid,
  .about-intro__grid,
  .contact__grid,
  .financing__grid { grid-template-columns: 1fr; gap: 2rem; }
  .service-detail:nth-child(even) .service-detail__grid { direction: ltr; }
  .values__grid { grid-template-columns: 1fr; }
  .areas__grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
  .top-bar .container { flex-direction: column; gap: 0.3rem; text-align: center; }
  .stats .container { gap: 2rem; }
}

@media (max-width: 480px) {
  :root { --section-padding: 3rem; --gap: 1rem; }
  .hero__ctas { flex-direction: column; }
  .areas__grid { grid-template-columns: 1fr 1fr; }
}